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| author | Miklos Szeredi <mszeredi@redhat.com> | 2019-04-24 17:05:06 +0200 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2019-04-24 17:05:06 +0200 |
| commit | 9de5be06d0a89ca97b5ab902694d42dfd2bb77d2 (patch) | |
| tree | 6bee5c6e567702d3c8b98bfed6961a4eb17ae9dc /fs/fuse/dev.c | |
| parent | Linux 5.1-rc6 (diff) | |
| download | linux-9de5be06d0a89ca97b5ab902694d42dfd2bb77d2.tar.xz linux-9de5be06d0a89ca97b5ab902694d42dfd2bb77d2.zip | |
fuse: fix writepages on 32bit
Writepage requests were cropped to i_size & 0xffffffff, which meant that
mmaped writes to any file larger than 4G might be silently discarded.
Fix by storing the file size in a properly sized variable (loff_t instead
of size_t).
Reported-by: Antonio SJ Musumeci <trapexit@spawn.link>
Fixes: 6eaf4782eb09 ("fuse: writepages: crop secondary requests")
Cc: <stable@vger.kernel.org> # v3.13
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/fuse/dev.c')
0 files changed, 0 insertions, 0 deletions